OntologieszfaclassesZFA:0000472   
JSON document
basioccipital
http://purl.obolibrary.org/obo/ZFA_0000472

Large median unpaired cartilage bone that contacts the exoccipital, epiotic and pterotic dorsally, and the parasphenoid anteriorly. Forms the posteroventral hind margin of the cranium, articulates with the centrum of the first vertebra. Bears a posteroventral pharyngeal process that is flattened ventrally and opposes the pharyngeal teeth of the fifth pair of ceratobranchials.

Also appears inzp